Profile Summary: kostask9
Meet kostask9, a bullet wizard and chess enthusiast whose rating graph reads like a thrilling rollercoaster ride — starting from humble beginnings around 1056, rocketing to a peak of 2508 in bullet chess, and still keeping the board warm with dazzling performances as recent as 2024. With lightning-fast blitz games and razor-sharp bullet battles, this player’s style is a breath of fresh air blended with strategic cunning and a sprinkle of cheeky risk-taking.
Chess Career Highlights
- Peak Bullet Rating: 2508 (Dec 2020)
- Peak Blitz Rating: 2384 (Mar 2019)
- Peak Rapid Rating: 1855 (Oct 2020)
- Peak Daily Rating: 1995 (Mar 2012)
Playing Style
Constantly trading material and diving headfirst into endgames (over 77% endgame frequency), kostask9 knows that the battle isn’t over until the kings say so. Don’t be fooled by the early resignation rate of 0.62%, as this player is known for an impressive 81.87% comeback rate — proving that never giving up is the secret sauce.
Signature Openings
Master of the Alapin Sicilian Defense and fan of the Caro Kann Two Knights Attack, kostask9 boasts solid winning percentages above 52% in key bullet openings. Whether maneuvering through the Modern Defense or breaking ground with the Old Benoni Defense, this player keeps opponents guessing and scrambling.
Recent Adventures on the Board
Just on the cusp of December 2024, kostask9 secured a thrilling victory by checkmate against a formidable opponent. That game was a vivid demonstration of tactical brilliance — a cavalcade of clever piece maneuvers culminating in a Royal knockout. Of course, not every game is a fairy tale; recent losses are shrugged off with the mindset of a true warrior, eager to analyze, learn, and pounce again.
Fun Facts & Quirks
- Longest winning spree? 21 games. Talk about momentum!
- Longest losing streak? 22 games, because even the best sometimes take a coffee break.
- Loves playing in the wee hours; the best time to challenge kostask9 is 2 AM — that’s when the magic happens.
- Chess.com’s favorite battling time? Between 16:00 and 17:00 with win rates buzzing above 53%.
Summary
kostask9 is a fearless tactician, a comeback king, and a devoted chess lover who treats every game like a mini epic. With a penchant for complex endgames, sharp openings, and a humbling respect for the art of chess, one thing’s for sure: whether winning majestically or learning humbly, kostask9 never stops pushing the boundaries of the 64 squares.
🆚 Opponent Insights
| Most Played Opponents | ||
|---|---|---|
| arschkarte | 129W / 115L / 14D | View Games |
| tac49 | 72W / 173L / 5D | View Games |
| eax | 125W / 115L / 8D | View Games |
| Evan Ju | 41W / 157L / 8D | View Games |
| ivanov_anatoly | 116W / 75L / 7D | View Games |
Rating
| Year | Bullet | Blitz | Rapid | Daily |
|---|---|---|---|---|
| 2024 | 2383 | |||
| 2023 | 2449 | 2033 | ||
| 2022 | 1544 | |||
| 2021 | 2348 | 2230 | 1562 | |
| 2020 | 2335 | 2262 | 1581 | |
| 2019 | 2072 | 2276 | ||
| 2018 | 2034 | 2213 | ||
| 2017 | 1954 | 2052 | ||
| 2016 | 1931 | 2158 | ||
| 2015 | 1909 | 1977 | ||
| 2014 | 2031 | 1979 | ||
| 2013 | 2130 | 2110 | ||
| 2012 | 1975 | 2141 | 1919 | |
| 2011 | 2192 | 2036 | 1327 | 1986 |
Stats by Year
| Year | White | Black | Moves |
|---|---|---|---|
| 2024 | 18W / 14L / 1D | 15W / 16L / 1D | 78.0 |
| 2023 | 25W / 15L / 3D | 18W / 21L / 1D | 76.6 |
| 2022 | 3W / 0L / 1D | 3W / 0L / 1D | 44.5 |
| 2021 | 733W / 543L / 43D | 668W / 613L / 37D | 70.6 |
| 2020 | 2040W / 1701L / 123D | 1832W / 1909L / 120D | 71.8 |
| 2019 | 1528W / 1179L / 100D | 1331W / 1364L / 90D | 72.3 |
| 2018 | 616W / 460L / 32D | 546W / 550L / 24D | 70.0 |
| 2017 | 393W / 329L / 11D | 362W / 358L / 20D | 67.2 |
| 2016 | 152W / 114L / 9D | 149W / 132L / 6D | 65.0 |
| 2015 | 126W / 149L / 9D | 131W / 139L / 7D | 65.0 |
| 2014 | 515W / 510L / 31D | 531W / 524L / 27D | 69.0 |
| 2013 | 664W / 507L / 33D | 631W / 543L / 36D | 72.0 |
| 2012 | 241W / 232L / 22D | 258W / 224L / 14D | 73.1 |
| 2011 | 1633W / 1337L / 126D | 1607W / 1357L / 105D | 74.5 |
Openings: Most Played
| Bullet Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Alapin Sicilian Defense | 1343 | 703 | 592 | 48 | 52.4% |
| Modern Defense with | 1051 | 546 | 463 | 42 | 52.0% |
| Caro Kann Defense Two Knights Attack | 903 | 519 | 370 | 14 | 57.5% |
| Old Benoni Defense | 592 | 298 | 280 | 14 | 50.3% |
| English Opening Symmetrical Variation | 541 | 288 | 235 | 18 | 53.2% |
| Pirc Defense | 480 | 261 | 202 | 17 | 54.4% |
| Sicilian Defense | 455 | 242 | 202 | 11 | 53.2% |
| Caro Kann Defense | 437 | 230 | 192 | 15 | 52.6% |
| Closed Sicilian Defense Traditional Line | 435 | 206 | 211 | 18 | 47.4% |
| Alapin Sicilian Defense Barmen Defense | 391 | 216 | 158 | 17 | 55.2% |
| Blitz Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Alapin Sicilian Defense | 469 | 266 | 190 | 13 | 56.7% |
| Modern Defense with | 176 | 93 | 75 | 8 | 52.8% |
| Caro Kann Defense Two Knights Attack | 149 | 90 | 58 | 1 | 60.4% |
| Alapin Sicilian Defense Barmen Defense | 141 | 78 | 59 | 4 | 55.3% |
| Sicilian Defense Kan Knight Variation Wing Attack | 106 | 49 | 57 | 0 | 46.2% |
| Scotch Game Scotch Gambit Dubois Reti Advance Variation | 104 | 52 | 51 | 1 | 50.0% |
| English Opening Symmetrical Variation | 97 | 53 | 40 | 4 | 54.6% |
| Sicilian Defense French Variation | 94 | 49 | 44 | 1 | 52.1% |
| Closed Sicilian Defense | 69 | 31 | 34 | 4 | 44.9% |
| Alekhines Defense Two Pawns Lasker Variation | 67 | 41 | 24 | 2 | 61.2% |
| Rapid Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Scandinavian Defense Mieses Kotrc Gubinsky Melts Defense | 7 | 6 | 1 | 0 | 85.7% |
| Three Knights Opening | 5 | 5 | 0 | 0 | 100.0% |
| Bishops Opening | 4 | 3 | 1 | 0 | 75.0% |
| Indian Game Knights Variation | 4 | 4 | 0 | 0 | 100.0% |
| Scotch Game | 4 | 2 | 1 | 1 | 50.0% |
| Alapin Sicilian Defense | 4 | 3 | 1 | 0 | 75.0% |
| Sicilian Defense | 3 | 3 | 0 | 0 | 100.0% |
| Scandinavian Defense Mieses Kotrc Variation | 3 | 2 | 0 | 1 | 66.7% |
| Philidor Defense | 3 | 2 | 1 | 0 | 66.7% |
| Sicilian Defense Old Sicilian Variation | 3 | 3 | 0 | 0 | 100.0% |
| Daily Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Modern Defense with | 5 | 3 | 2 | 0 | 60.0% |
| Top Secret | 5 | 5 | 0 | 0 | 100.0% |
| Sicilian Defense Bowdler Attack | 4 | 4 | 0 | 0 | 100.0% |
| Alapin Sicilian Defense | 4 | 4 | 0 | 0 | 100.0% |
| Sicilian Defense Kan Knight Variation | 3 | 2 | 1 | 0 | 66.7% |
| Pirc Defense | 2 | 2 | 0 | 0 | 100.0% |
| French Defense Normal Variation | 2 | 2 | 0 | 0 | 100.0% |
| French Defense Classical Burn Morozevich Line | 2 | 1 | 1 | 0 | 50.0% |
| Kings Pawn Opening | 2 | 2 | 0 | 0 | 100.0% |
| Sicilian Defense Kan Variation | 2 | 1 | 1 | 0 | 50.0% |
🔥 Streaks
| Streak | Longest | Current |
|---|---|---|
| Winning | 21 | 0 |
| Losing | 22 | 1 |